/usr/bin/env does not exist in the sandbox.
@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
cd make
sed -i *.sh -e 's@/bin/bash@/usr/bin/env bash@;'
patchShebangs .
sed -i jvars.sh -e '
s@~/gitdev/jsource@$SOURCE_DIR@;
s@~/jbld@$HOME@;